vjixvjvviri — 11 12. Coale, Ansley J., "Population and Economic Development," The Popula- tion Dilemma, P. M. Hauser, ed. 2nd ed. New York: Prentice Hall, 1969. pp. 59-84. 13. Mehlen, K.-H., "Abort Bekampfung-eine Aufgabe der Familienplanung," Artz und Familienplanung. Berlin: Verlag Volk and Gesundheit, 1968. pp. 67-122. 14. Davis, Kingsley, "Population Policy: Will Current Programs Succeed?" Science, Vol. 158, November 10, 1967. pp. 730-739. 15. Hauser, P. M., "Non-family Planning Methods of Population Control," Population Control: Implications, Trends, and Prospects, Dr. Nafis Sadik, et al, eds. Lahore, West Pakistan: Sweden Pakistan Family Welfare Project, 1969. pp. 58-66. However, such optimism must realistically recognize that for the rest of this century, there is every prospect that the world will experience excessive population growth, with its attendant problems.